Cubesat UHF/VHF Radio
Aphelion Orbitals
The Aphelion UHF/VHF radio is a lightweight and highly configurable telemetry, tracking, and command (TT&C) system designed for Cubesat missions, supporting multiple data rates and modulation types.
Typed specifications43 values
Discloses 11 of 13 fields engineers filter by in this category (category median 3).
- Frequency band
- UHF downlink · datasheet p.2 VHF RX (uplink) | UHF TX (downlink) | VHF uplink
- Mass
- 72 g datasheet p.2
- Frequency range
- 430–438 MHz downlink (TX) · datasheet p.1 143–146 MHz uplink (RX) | 430–438 MHz
- Envelope (L×W×H)
- 95.9mm X 90.1mm X 15mm datasheet p.2
- TX RF output power
- 2 W datasheet p.2 2 W max · maximum RF output
- Data rate
- 1.2 kbps datasheet p.2 1.2 kbps min · selectable 1200, 2400, 4800, 9600 bps | 9.6 kbps max · selectable 1200, 2400, 4800, 9600 bps | 2.4 kbps | 4.8 kbps +1
- RX sensitivity
- -118 dBm datasheet p.2
- Modulation
- OOK, FSK, GFSK datasheet p.2 other FSK | GFSK | other FSK | GFSK
- Supply voltage
- 3.3 V nom. · datasheet p.2 3.3 V | 3.3 V nom. · one 3.3V input
- Power consumption
- 0.18 W receive only · datasheet p.2 3.1 W transmitting
- Data interface
- UART datasheet p.2
- Operating temperature
- -40–85 °C temperature range · datasheet p.1
- Function
- transceiver UHF transmitter / VHF receiver · datasheet p.1
- Link use
- TT&C uplink/downlink · datasheet p.1
- Link protocol
- AX.25 datasheet p.1 HDLC
- RF connector
- MMCX receive path, 50 ohm · datasheet p.1 MMCX transmit path, 50 ohm
- Power draw, receive
- 0.18 W receive only · datasheet p.1
- Power draw, transmit
- 3.1 W transmitting · datasheet p.1
- Connector
- 50 ohm MMCX connectors datasheet p.2
- Satellite class
- CubeSat datasheet p.1
- Duplex
- full full duplex · datasheet p.1
- Board format
- PC/104 standard PC104 Cubesat bus interface · datasheet p.1
- Indicative price
- 1 800 EUR $1800 (PBM $3500 separate product) · datasheet p.1
Each value is typed with its unit and measurement condition and cites the datasheet page it was taken from. Nothing is guessed: a field that is absent here has not been published by the manufacturer. machine-extracted ✓ checked by NewSpace Market ✓ manufacturer confirmed by the manufacturer.
As published by the supplier14 lines, in the manufacturer's own wording
- Mass
- 72 g
- Supported protocols
- AX.25, HDLC
- Modulation types
- OOK, FSK, GFSK
- Uplink frequency
- 143-146 MHz
- Downlink frequency
- 430-438 MHz
- Connectors
- 50 Ohm MMCX
- Dimensions
- 95.9 mm X 90.1 mm X 15 mm
- Power
- 0.18 W (receive only)
- Power (2)
- 3.1 W (transmitting)
- Maximum RF output
- 33 dBm
- Sensitivity
- -118 dBm
- Data rate
- 1200, 2400, 4800, 9600 bps
- Supply voltage
- 3.3 V
- Interface
- UART
About
The Aphelion UHF/VHF radio is engineered as a highly configurable and lightweight telemetry, tracking, and command (TT&C) system, specifically tailored for Cubesat missions. It offers flexibility with multiple selectable data rates and various modulation types. The radio is designed to provide cross-compatibility support with both Cassiopeia systems and other communication platforms. Key features include a low mass of 72g, support for AX.25 and HDLC protocols, and compatibility with OOK, FSK, and GFSK modulation types. It operates with an uplink frequency range of 143-146 MHz and a downlink frequency range of 430-438 MHz, utilizing 50 Ohm MMCX connectors for reliable connections.
Documentation
Need the full ICD, test reports or a specific revision? Ask the supplier directly.